diff --git a/PowerEditor/installer/nativeLang/chinese.xml b/PowerEditor/installer/nativeLang/chinese.xml
index 9b659882..054dfbfb 100644
--- a/PowerEditor/installer/nativeLang/chinese.xml
+++ b/PowerEditor/installer/nativeLang/chinese.xml
@@ -901,10 +901,18 @@
             </ColumnEditor>
         </Dialog>
         <MessageBox>
-            <ContextMenuXmlEditWarning title="編輯快顯功能表" message="編輯 contextMenu.xml 可以變更 Notepad++ 快顯功能表。\r修改 contextMenu.xml 後必須重啟 Notepad++ 才會生效。"/>
-            <NppHelpAbsentWarning title="檔案不存在" message="\r不存在。請在 Notepad++ 網站下載它。"/>
-            <SaveCurrentModifWarning title="儲存目前修改" message="您必須儲存目前修改。\r所有存儲修改將無法復原。\r\r確定繼續?"/>
-            <LoseUndoAbilityWarning title="失去復原能力警告" message="您必須儲存目前修改。\r所有存儲修改將無法復原。\r\r確定繼續?"/>
+            <ContextMenuXmlEditWarning title="編輯快顯功能表" message="編輯 contextMenu.xml 可以變更 Notepad++ 快顯功能表。
+修改 contextMenu.xml 後必須重啟 Notepad++ 才會生效。"/>
+            <NppHelpAbsentWarning title="檔案不存在" message="
+不存在。請在 Notepad++ 網站下載它。"/>
+            <SaveCurrentModifWarning title="儲存目前修改" message="您必須儲存目前修改。
+所有存儲修改將無法復原。
+
+確定繼續?"/>
+            <LoseUndoAbilityWarning title="失去復原能力警告" message="您必須儲存目前修改。
+所有存儲修改將無法復原。
+
+確定繼續?"/>
             <CannotMoveDoc title="移至新 Notepad++ 執行個體" message="文件已更動，儲存後再試。"/>
             <DocReloadWarning title="重新載入" message="確定要重新載入目前文件，並忽略在 Notepad++ 中所做的修改？"/>
             <FileLockedWarning title="儲存失敗" message="請確認此檔案是否正由其他程式開啟"/>
@@ -912,8 +920,11 @@
             <DeleteFileFailed title="刪除檔案" message="檔案刪除失敗"/>
 
             <!-- $INT_REPLACE$ is a place holder, don't translate it -->
-            <NbFileToOpenImportantWarning title="檔案開啟數量過多" message="$INT_REPLACE$ 檔案將開啟。\r確定要開啟它們？"/>
-            <SettingsOnCloudError title="雲端設定" message="雲端路徑似乎設成唯讀磁碟，或是資料夾需要寫入權限。\r您的雲端設定將被取消。\r請在「喜好設定」對話框重設相關設定值。"/>
+            <NbFileToOpenImportantWarning title="檔案開啟數量過多" message="$INT_REPLACE$ 檔案將開啟。
+確定要開啟它們？"/>
+            <SettingsOnCloudError title="雲端設定" message="雲端路徑似乎設成唯讀磁碟，或是資料夾需要寫入權限。
+您的雲端設定將被取消。
+請在「喜好設定」對話框重設相關設定值。"/>
 			<FilePathNotFoundWarning title="開啟檔案" message="你試圖開啟的文件不存在。"/>
         </MessageBox>
 		<ClipboardHistory>
diff --git a/PowerEditor/installer/nativeLang/english.xml b/PowerEditor/installer/nativeLang/english.xml
index 600115c2..61e2ba56 100644
--- a/PowerEditor/installer/nativeLang/english.xml
+++ b/PowerEditor/installer/nativeLang/english.xml
@@ -906,10 +906,18 @@
             </ColumnEditor>
         </Dialog>
         <MessageBox>
-            <ContextMenuXmlEditWarning title="Editing contextMenu" message="Editing contextMenu.xml allows you to modify your Notepad++ popup context menu.\rYou have to restart your Notepad++ to take effect after modifying contextMenu.xml."/>
-            <NppHelpAbsentWarning title="File does not exist" message="\rdoesn't exist. Please download it on Notepad++ site."/>
-            <SaveCurrentModifWarning title="Save Current Modification" message="You should save the current modification.\rAll the saved modifications can not be undone.\r\rContinue?"/>
-            <LoseUndoAbilityWarning title="Lose Undo Ability Warning" message="You should save the current modification.\rAll the saved modifications can not be undone.\r\rContinue?"/>
+            <ContextMenuXmlEditWarning title="Editing contextMenu" message="Editing contextMenu.xml allows you to modify your Notepad++ popup context menu.
+You have to restart your Notepad++ to take effect after modifying contextMenu.xml."/>
+            <NppHelpAbsentWarning title="File does not exist" message="
+doesn't exist. Please download it on Notepad++ site."/>
+            <SaveCurrentModifWarning title="Save Current Modification" message="You should save the current modification.
+All the saved modifications can not be undone.
+
+Continue?"/>
+            <LoseUndoAbilityWarning title="Lose Undo Ability Warning" message="You should save the current modification.
+All the saved modifications can not be undone.
+
+Continue?"/>
             <CannotMoveDoc title="Move to new Notepad++ Instance" message="Document is modified, save it then try again."/>
             <DocReloadWarning title="Reload" message="Are you sure you want to reload the current file and lose the changes made in Notepad++?"/>
             <FileLockedWarning title="Save failed" message="Please check whether if this file is opened in another program"/>
@@ -917,8 +925,11 @@
             <DeleteFileFailed title="Delete File" message="Delete File failed"/>
 
             <!-- $INT_REPLACE$ is a place holder, don't translate it -->
-            <NbFileToOpenImportantWarning title="Amount of files to open is too large" message="$INT_REPLACE$ files are about to be opened.\rAre you sure to open them?"/>
-			<SettingsOnCloudError title="Settings on Cloud" message="It seems the path of settings on cloud is set on a read only drive,\ror on a folder needed privilege right for writing access.\rYour settings on cloud will be canceled. Please reset a coherent value via Preference dialog."/>
+            <NbFileToOpenImportantWarning title="Amount of files to open is too large" message="$INT_REPLACE$ files are about to be opened.
+Are you sure to open them?"/>
+			<SettingsOnCloudError title="Settings on Cloud" message="It seems the path of settings on cloud is set on a read only drive,
+or on a folder needed privilege right for writing access.
+Your settings on cloud will be canceled. Please reset a coherent value via Preference dialog."/>
 			<FilePathNotFoundWarning title="File Open" message="The file you're trying to open doesn't exist."/>
 	    <SessionFileInvalidError title="Could not Load Session" message="Session file is either corrupted or not valid."/>
         </MessageBox>
diff --git a/PowerEditor/installer/nativeLang/english_customizable.xml b/PowerEditor/installer/nativeLang/english_customizable.xml
index 48bd1117..f697effc 100644
--- a/PowerEditor/installer/nativeLang/english_customizable.xml
+++ b/PowerEditor/installer/nativeLang/english_customizable.xml
@@ -91,7 +91,7 @@
                     <Item id="41017" name="Rename..."/>
                     <Item id="41021" name="Restore Recent Closed File"/>
                     <Item id="41022" name="Open Folder as &amp;Workspace"/>
-
+                    <Item id="41023" name="Open in Default Viewer"/>
                     <Item id="42001" name="Cu&amp;t"/>
                     <Item id="42002" name="&amp;Copy"/>
                     <Item id="42003" name="&amp;Undo"/>
@@ -334,6 +334,7 @@
                     <Item CMID="18" name="Close All to the Right"/>
                     <Item CMID="19" name="Open Containing Folder in Explorer"/>
                     <Item CMID="20" name="Open Containing Folder in cmd"/>
+					<Item CMID="21" name="Open in Default Viewer"/>
             </TabBar>
         </Menu>
 
@@ -905,10 +906,18 @@
             </ColumnEditor>
         </Dialog>
         <MessageBox>
-            <ContextMenuXmlEditWarning title="Editing contextMenu" message="Editing contextMenu.xml allows you to modify your Notepad++ popup context menu.\rYou have to restart your Notepad++ to take effect after modifying contextMenu.xml."/>
-            <NppHelpAbsentWarning title="File does not exist" message="\rdoesn't exist. Please download it on Notepad++ site."/>
-            <SaveCurrentModifWarning title="Save Current Modification" message="You should save the current modification.\rAll the saved modifications can not be undone.\r\rContinue?"/>
-            <LoseUndoAbilityWarning title="Lose Undo Ability Warning" message="You should save the current modification.\rAll the saved modifications can not be undone.\r\rContinue?"/>
+            <ContextMenuXmlEditWarning title="Editing contextMenu" message="Editing contextMenu.xml allows you to modify your Notepad++ popup context menu.
+You have to restart your Notepad++ to take effect after modifying contextMenu.xml."/>
+            <NppHelpAbsentWarning title="File does not exist" message="
+doesn't exist. Please download it on Notepad++ site."/>
+            <SaveCurrentModifWarning title="Save Current Modification" message="You should save the current modification.
+All the saved modifications can not be undone.
+
+Continue?"/>
+            <LoseUndoAbilityWarning title="Lose Undo Ability Warning" message="You should save the current modification.
+All the saved modifications can not be undone.
+
+Continue?"/>
             <CannotMoveDoc title="Move to new Notepad++ Instance" message="Document is modified, save it then try again."/>
             <DocReloadWarning title="Reload" message="Are you sure you want to reload the current file and lose the changes made in Notepad++?"/>
             <FileLockedWarning title="Save failed" message="Please check whether if this file is opened in another program"/>
@@ -916,8 +925,11 @@
             <DeleteFileFailed title="Delete File" message="Delete File failed"/>
 
             <!-- $INT_REPLACE$ is a place holder, don't translate it -->
-            <NbFileToOpenImportantWarning title="Amount of files to open is too large" message="$INT_REPLACE$ files are about to be opened.\rAre you sure to open them?"/>
-			<SettingsOnCloudError title="Settings on Cloud" message="It seems the path of settings on cloud is set on a read only drive,\ror on a folder needed privilege right for writing access.\rYour settings on cloud will be canceled. Please reset a coherent value via Preference dialog."/>
+            <NbFileToOpenImportantWarning title="Amount of files to open is too large" message="$INT_REPLACE$ files are about to be opened.
+Are you sure to open them?"/>
+			<SettingsOnCloudError title="Settings on Cloud" message="It seems the path of settings on cloud is set on a read only drive,
+or on a folder needed privilege right for writing access.
+Your settings on cloud will be canceled. Please reset a coherent value via Preference dialog."/>
 			<FilePathNotFoundWarning title="File Open" message="The file you're trying to open doesn't exist."/>
 	    <SessionFileInvalidError title="Could not Load Session" message="Session file is either corrupted or not valid."/>
         </MessageBox>